waveform-playlist
Version:
Multiple track web audio editor and player with waveform preview
18 lines • 621 B
JavaScript
export function samplesToSeconds(samples, sampleRate) {
return samples / sampleRate;
}
export function secondsToSamples(seconds, sampleRate) {
return Math.ceil(seconds * sampleRate);
}
export function samplesToPixels(samples, resolution) {
return Math.floor(samples / resolution);
}
export function pixelsToSamples(pixels, resolution) {
return Math.floor(pixels * resolution);
}
export function pixelsToSeconds(pixels, resolution, sampleRate) {
return pixels * resolution / sampleRate;
}
export function secondsToPixels(seconds, resolution, sampleRate) {
return Math.ceil(seconds * sampleRate / resolution);
}